The actor, 47, was shooting his new movieWorld War Z in Glasgow, Scotland, where more than 700 extras were packed into George Square to film chaotic scenes of a terrifying zombie invasion. But the terror turned real when a female extra slipped amid the trampling crowd.

“I don’t think she could believe it when Brad picked her up,” a set insider told The Scottish Sun. “He didn’t have time to speak to her as it was mid-shoot. But she said afterwards how grateful she was, despite having a badly-grazed knee.”